Full-stack developer Java / Angular (I09989)

About the Position

As part of the program to take over a part of the Ministry of Defence’s application landscape, we are looking for consultants to strengthen the internal teams. The Defence program initially consists of the complete takeover of the operational management of about thirty business applications. These applications are relatively diverse from a business and technological point of view. The takeover activities can be broken down as follows:

• Handover/Takeover (documentation, application maintenance, development of new features, etc.)
• Re-engineering and/or complete rewriting of applications in order to align them with current development standards.

Languages

• French or Dutch: expert level
• English: Advanced level (written)

Responsibilities

• Development / Maintenance of business applications
• Development of application components/webservices
• Contribute in the design of architecture components and building blocks (in close collaboration with technical lead or senior software architects)
• Participation in technical working groups. Scrum meetings and meetings with the users if needed
• Assistance in the testing, the technical documentation, the deployment, the evaluation and the reporting (Unit, JIRA)

Requirements

• Minimum 7 years of full-time professional Java Development experience is required (Full-stack preferred – backend with passion for frontend)
• Familiarity with multi-system integration and complex environments

Must have:

• Java 17+
• Spring 4+
• Spring Boot 3+
• Frontend (Angular 19+)
• REST(ful) Web Services
• Openapi
• Test driven development (Junit, Mockito, Cypress)
• Maven
• Docker
• GIT
• NPM
• Experience with relational database and O/R mapping: PostgreSQL, SQL Server…
• Able to read and understand BPMN, UML & documentation practices
• Familiar with AGILE/SCRUM methodologies, test-driven development and continuous integration
• Problem solver, able to quickly understand existing code
• Solution and customer oriented
• Ability to integrate easily into an existing team

Nice to have:

• Keycloak
• Hibernate
• Lombok
• Mapstruct
• Openshift/Kubernetes
• Gitlab CI
• Sonar
• Oauth 2.0
• Flyway or Liquibase
• Jira/Confluence

Mission & Working Hours

• Location: Brussels (just in front of Midi Station)
• Contract period: Initial contract until 30/09/2026 – The mission is long term and can be extended
• Working hours: Possibility of remote work (7h48 per day) with a requirement to be on site for a minimum of 2 days per week
• Eligibility: EU nationals only

We Offer

• Competitive contract
• Opportunity to work in a dynamic and innovative environment
• Collaborative and supportive team

About the Company

We are hiring for a critical program to take over a part of the Ministry of Defence’s application landscape. Join us to contribute to a significant national project.